LM7900 - 220M SERIES
LM7900 - SMD SERIES
ELECTRICAL CHARACTERISTICS (Tcase = 25°C unless stated)
OUTPUT VOLTAGE
–5
–12
–15
–24
INPUT VOLTAGE
(unless otherwise specified)
Parameter Test Conditions
–10
–19
–23
–33
Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.Unit
VO
Output
Voltage
Tj = 25°C
IO = 5mA to 1A
PO £ 15W
–4.8 –5 –5.2 –11.5 –12 –12.5 –14.4 –15 –15.6 –23 –24 –25
–4.75 –5 –5.25 –11.4 –12 –12.6 –14.3 –15 –15.7 –22.8 –24 –25.2 V
(VI = –8 to –20V) (VI = –15.5 to –27V) (VI = –18.5 to –30V) (VI = –27 to –38V)
100
240
300
480
DVO
Line
Regulation
Tj = 25°C
(VI = –7 to –25V) (VI = –14.5 to –30V) (VI = –17.5 to –30V)
50
120
150
(VI = –27 to –38V)
240
mV
DVO
Load
Regulation
Id
Quiescent
Current
Tj = 25°C
IO = 5mA to 1.5A
Tj = 25°C
IO = 250 to 750 mA
Tj = 25°C
(VI = –8 to –12V)
100
50
(VI = –16 to –22V)
240
120
(VI = –20 to –26V)
300
150
(VI = –30 to –36V)
480
mV
240
2
3
3
3 mA
Quiescent
DId Current
Change
IO = 5mA to 1A
DVO
DT
Output
Voltage
Drift
IO = 5mA
Output
eN Noise
Voltage
Tj = 25°C
B = 10Hz to 100kHz
Supply
SVR Voltage
Rejection
f = 100Hz
DVO = 100mV
Vd
Dropout
Voltage
Short
Isc Circuit
Current
Tj = 25°C
IO = 1A
DVO = 100mV
Tj = 25°C
VI = 35V
Short
Iscp Circuit Peak Tj = 25°C
Current
0.5
1.3
(VI = –8 to –25V)
–0.4
100
54 60
2
2.1
2.5
0.5
1
(VI = –15 to –30V)
–0.8
200
54 60
1.1
1.5
2.5
0.5
1
(VI = –18.5 to –30V)
–0.9
250
54 60
1.1
1.3
2.2
0.5
1 mA
(VI = –27 to –38V)
mV
–1
/
°C
400
mV
54 60
dB
1.1
V
1.1
mA
2.2
A
THERMAL DATA (for TO220M and SMD1)
RTHj-case
RTHj-amb
Thermal Resistance Junction – Case
Thermal Resistance Junction – Ambient
Max. 3°C / W
Max. 50°C / W
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: sales@semelab.co.uk Website: http://www.semelab.co.uk
Prelim. 7/00